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发明名称
A holographic element
摘要
申请公布号
GB2234605(A)
申请公布日期
1991.02.06
申请号
GB19890017455
申请日期
1989.07.31
申请人
* BRITISH TELECOMMUNICATIONS PUBLIC LIMITED COMPANY
发明人
DAVID JOHN * MCCARTNEY;GILES RUSSELL * CHAMBERLIN
分类号
G03H1/02
主分类号
G03H1/02
代理机构
代理人
主权项
地址
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